Saying the target agreed to by a previous Liberal administration was unattainable, Conservative Prime Minister Stephen Harper's government in 2010 unveiled its own measures aimed at curbing emissions, in line with US efforts.

Canada is now aiming for a new target of 607 megatons of carbon dioxide equivalent of total greenhouse gas emissions by the year 2020.

Canada's historic decision to withdraw from the Kyoto protocol provoked heavy criticism from China on Tuesday, with Beijing saying the move went against international efforts to combat climate change. ...

Every summer, tens of thousands of people across Australia revel in live outdoor music, staying for a day or pitching their tents for a weekend. When the music dies, however, what's left may be less appealing ...

Extensive worldwide changes in the timing of leaf activity over the past few decades—which may have significant ecological and atmospheric consequences—have been revealed by a University of Otago, New ...

A new study says a record drought that ravaged Syria in 2006-2010 was likely stoked by ongoing manmade climate change, and that the drought may have helped propel the 2011 Syrian uprising. Researchers say ...

Intensified land-use, sewage discharge, and climate change have likely favored disproportionate development of harmful algae in freshwaters. A new study found that blooms of one type of harmful algae, called cyanobacteria, ...

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